Tuesday, January 22, 2019

Latest Advances in knee Replacement Surgical Technique - Kne3wiz

Total knee replacement technology. Bets 3D augmented surgery with computer assisted knee replacement technique. Latest knee replacement surgery technology involves a very complex set of measurements and angles. If an implant is misaligned or positioned incorrectly, it is more likely to function poorly and the patient may suffer from uneven or successive wear.

For years, orthopaedic surgeons would conduct the complex set of measurements and angles DURING the initial phase of surgery.


Recent technological advances in biomedical engineering software have opened a new chapter on high-performance knee implants.

    Today, we utilize “cutting guides” that are patient-specific, single-use instruments that guide me as I shape the ends of the bones to fit the new implant.
    
    What makes these guides so special is that each one is specifically designed using computer-simulated 3D model of the patient’s own knee. It is then custom built to be used in THAT patient’s surgery.
    
    The process for making the (Visionaire) cutting guides starts with the patient getting a short MRI scan of the knee and a full-length x-ray of the leg (during pre-op visits).
    
    The information from these images is then fed into a software program used by an engineer to build a virtual model of your knee and (the engineer) will send me a pre-op plan detailing the patient’s specific anatomy.
    
    During my pre-surgical planning, I can use the virtual model to easily select the right size implant for the patient AND pre-operatively determine what angle bone cuts I need to make and exactly how much bone I need to remove to insure that patient’s implant is place in the optimal alignment, all before the patient ever reaches the operating room.


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